Self-reported concussion history: impact of providing a definition of concussion
Open Access Journal of Sports Medicine | Robbins CA, Daneshvar DH, Picano JD, Gavett BE, Baugh CM, Riley DO, Nowinski CJ, McKee AC, Cantu RC, Stern RA. Self-reported concussion history: impact of providing a definition of concussion. Open Access J Sports Med. 2014 May 7;5:99-103. doi: 10.2147/OAJSM.S58005. PMID: 24891816; PMCID: PMC4019619. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4019619/
Download it here: Self-reported concussion history: impact of providing a definition of concussion